[AMD Official Use Only - General]

Please add description like under sriov xgmi configuration , the hive reset is 
handled by host driver , hive->reset_domain  is not been  in initialized  so  
need to skip it .

Regards
Shaoyun.liu


-----Original Message-----
From: Chander, Vignesh <vignesh.chan...@amd.com>
Sent: Wednesday, September 28, 2022 1:38 PM
To: amd-gfx@lists.freedesktop.org
Cc: Liu, Shaoyun <shaoyun....@amd.com>; Chander, Vignesh 
<vignesh.chan...@amd.com>
Subject: [PATCH] drm/amdgpu: Skip put_reset_domain if it doesnt exist

Change-Id: Ifd6121fb94db3fadaa1dee61d35699abe1259409
Signed-off-by: Vignesh Chander <vignesh.chan...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 47159e9a0884..80fb6ef929e5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -217,7 +217,8 @@ static void amdgpu_xgmi_hive_release(struct kobject *kobj)
        struct amdgpu_hive_info *hive = container_of(
                kobj, struct amdgpu_hive_info, kobj);

-       amdgpu_reset_put_reset_domain(hive->reset_domain);
+       if (hive->reset_domain)
+               amdgpu_reset_put_reset_domain(hive->reset_domain);
        hive->reset_domain = NULL;

        mutex_destroy(&hive->hive_lock);
--
2.25.1

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